Message ID | 20250107125350.619654-8-poulhies@adacore.com |
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[81.250.175.67]) by smtp.gmail.com with ESMTPSA id 5b1f17b1804b1-43656af6c42sm631014805e9.9.2025.01.07.04.54.13 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 07 Jan 2025 04:54:13 -0800 (PST) From: =?utf-8?q?Marc_Poulhi=C3=A8s?= <poulhies@adacore.com> To: gcc-patches@gcc.gnu.org Cc: Piotr Trojanek <trojanek@adacore.com> Subject: [COMMITTED 08/31] ada: Reject references to attribute Result in Exceptional_Cases Date: Tue, 7 Jan 2025 13:53:26 +0100 Message-ID: <20250107125350.619654-8-poulhies@adacore.com> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20250107125350.619654-1-poulhies@adacore.com> References: <20250107125350.619654-1-poulhies@adacore.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Spam-Status: No, score=-13.7 required=5.0 tests=BAYES_00, DKIM_SIGNED, DKIM_VALID, DKIM_VALID_AU, DKIM_VALID_EF, GIT_PATCH_0, RCVD_IN_DNSWL_NONE, SPF_HELO_NONE, SPF_PASS, TXREP autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on server2.sourceware.org X-BeenThere: gcc-patches@gcc.gnu.org X-Mailman-Version: 2.1.30 Precedence: list List-Id: Gcc-patches mailing list <gcc-patches.gcc.gnu.org> List-Unsubscribe: <https://gcc.gnu.org/mailman/options/gcc-patches>, <mailto:gcc-patches-request@gcc.gnu.org?subject=unsubscribe> List-Archive: <https://gcc.gnu.org/pipermail/gcc-patches/> List-Post: <mailto:gcc-patches@gcc.gnu.org> List-Help: <mailto:gcc-patches-request@gcc.gnu.org?subject=help> List-Subscribe: <https://gcc.gnu.org/mailman/listinfo/gcc-patches>, <mailto:gcc-patches-request@gcc.gnu.org?subject=subscribe> Errors-To: gcc-patches-bounces~patchwork=sourceware.org@gcc.gnu.org |
Series |
[COMMITTED,01/31] ada: Restrict previous change made to expansion of allocators
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Commit Message
Marc Poulhiès
Jan. 7, 2025, 12:53 p.m. UTC
From: Piotr Trojanek <trojanek@adacore.com>
Functions with aspect Side_Effects should not reference attribute Result in
consequences of their aspect Exceptional_Cases.
gcc/ada/ChangeLog:
* sem_prag.adb (Analyze_Exceptional_Cases_In_Decl_Part): Reject
references to attribute Result.
Tested on x86_64-pc-linux-gnu, committed on master.
---
gcc/ada/sem_prag.adb | 7 ++++++-
1 file changed, 6 insertions(+), 1 deletion(-)
diff --git a/gcc/ada/sem_prag.adb b/gcc/ada/sem_prag.adb index b7de1cd8afa..64b5b01869d 100644 --- a/gcc/ada/sem_prag.adb +++ b/gcc/ada/sem_prag.adb @@ -2216,7 +2216,8 @@ package body Sem_Prag is -- in the consequences of an exceptional contract unless they are either -- passed by reference or occur in the prefix of a reference to the 'Old -- attribute or as direct prefixes of attributes that do not actually - -- read data from the object (SPARK RM 6.1.9(1)). + -- read data from the object (SPARK RM 6.1.9(1)). References to + -- attribute Result should not occur either. ----------------- -- Check_Param -- @@ -2266,6 +2267,10 @@ package body Sem_Prag is then return Skip; end if; + when Name_Result => + Error_Msg_N + ("attribute Result in consequence of Exceptional_Cases", + N); when others => null; end case;